Objects 341 - 360
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Herschel 400 Observing List Notes
NGC No. Type Con Vis
Mag
Star Chart Date/
Location
Local
Time
Seeing/
Transp.
Aperture
(f ratio)
EPx & Filters Comments Image
6540 OCl Sgr 14.5 U-145 9/30/02
Littleton, CO
8:30p 3/3 235mm
f/6.3
43
80
148
Invisible at 34x; just glimpsed a hazy patch at 80x. At end of a string of faint stars.  
6543 PlN Dra 9.0 SA-3 8/11/02
Fox Park, WY
2:15a 9/9 235mm
f/6.3
80
148
2x Bar
Stellar & green at 80x. Edges hazy at 148x. At 296x, flattened halo with sharp outer edges. Hint of points or flares on edges/ends.  
6544 GCl Sgr 0.0 SA-22 7/13/02
Deer Trail, CO
11:11p 7/8 235mm
f/6.3
80
148
Bright at 148x with very irregular outer margins. Some resolution apparent, but given large # of 10-11 mag field stars, could be intervening sources. Appears granular/ mottled.  
6553 GCl Sgr 10.0 SA-22 7/13/02
Deer Trail, CO
11:20p 7/8 235mm
f/6.3
80
148
Pretty large and diffuse at 80x. At 248x some stars near resolution with averted vision.  
6568 OCl Sgr 8.5 SA-22 7/13/02
Deer Trail, CO
11:44p 7/8 235mm
f/6.3
60
80
Large grouping of 75-80 11-12 mag stars. Many loops and patterns of stars.  
6569 GCl Sgr 10.5 SA-22 7/13/02
Deer Trail, CO
11:55p 7/8 235mm
f/6.3
80
148
At 80x, pretty large; even/smooth glow with ragged margins. At 248x, seems on verge of resolution with granularity & mottling.  
6583 OCl Sgr 12.0 SA-22 7/14/02
Deer Trail, CO
12:17a 8/8 235mm
f/6.3
60 Stellar center at 60x (aligned with two 10-11 mag stars). At 148x, appears to have a dark hole or gap near the center, adjacent to brightest region.  
6624 GCl Sgr 9.5 SA-22 6/9/02
Deer Trail, CO
2:59a 7/7 235mm
f/6.3
80 Bright core. no resolution at 80x. At 148x, central region has several clumps, but stars still not resolved.  
6629 PlN Sgr 12.0   7/14/02
Deer Trail, CO
12:51a 8/8 235mm
f/6.3
80
148
2x Bar
Looks like a fuzzy star, even at 148x. Too small for detail. At 2x, stellar center surrounded by hazy halo.  
6633 OCl Oph 5.5 SA-15 8/26/02
Lake City, CO
9:42p 8/7 235mm
f/6.3
43 Huge, sprawling cluster near 5.5 mag star in Serpens Cauda. 100+ 12-mag stars. on western edge, several bright field stars superimposed. Many stars aligned in curves/ small asterisms/ patterns.  
6638 GCl Sgr 10.0 SA-22 7/12/02
Littleton, CO
1:30a 3/3 235mm
f/6.3
80
148
Brightening toward center at 80x. At 148x, our margin sharper to SE, more diffuse to NW. Not resolved.  
6642 GCl Sgr 10.5   6/9/02
Deer Trail, CO
3:15a 6/6 235mm
f/6.3
80
148
Near M22. Bright core at 80x. Fairly smooth with no resolution at 148x  
6645 OCl Sgr 8.5   6/17/02
Littleton, CO
2:05a 4/4 235mm
f/6.3
80 20-25 11+ mag stars, fainter ones in background; dense grouping.  
6664 OCl Sct 9.0 SA-15 7/13/02
Deer Trail, CO
1:24a 8/8 235mm
f/6.3
80 Twenty five 10-11 mag stars in irregular pattern.  
6712 GCl Sct 10.0 SA-15 8/26/02
Lake City, CO
10:18p 8/8 235mm
f/6.3
80 Halo is irregular at 80x. Even brightness near core, vaguely arrow-shaped toward S. At 148x, irregular shape more pronounced. 100's of individual stars on verge of resolution with AV  
6755 OCl Aql 9.0 SA-16 7/12/02
Littleton, CO
12:53a 2/2 235mm
f/6.3
80 60-70 10-mag stars in 2 groups, split with a dark region (note quite a "lane"). Pretty large.  
6756 OCl Aql 10.5   8/26/02
Lake City, CO
10:39p 6/3
(moon)
235mm
f/6.3
80 Very small and compact at 80x. 25 or so 13+ mag stars in hazy ball. At 148x there is one brighter clump to NW -- not much better resolution.  
6781 PlN Aql 12.5 SA-16 7/12/02
Littleton, CO
12:53a 2/2 235mm
f/6.3
80
148
O-III
At 80x, round with distinct edge -- hint of a central hole or dark area. 148x with O-III shows central hole and slightly brighter S limb.  
6802 OCl Vul 12.0 U-66 9/29/02
Littleton, CO
10:41p 6/5 235mm
f/6.3
80
148
East of Coathanger. At 80x, just a hazy, dim patch. At 148x a sheen of barely resolved stars appears and patch is easier to see: 5-6 brighter ones (13+ mag) and about a dozen dimmer ones  
6818 PlN Sgr 10.0   10/6/02
Deer Trail, CO
7:54p 7/7 235mm
f/6.3
60
148
2x Bar
O-III
Extended disk at 60x. At 148 with O-III, very bright ring, but little detail. With 2x, faint central dark area. Ring somewhat oblong, like M-57. Some concentric detail in ring. Outer margins sharper with AV.  

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© 2003, Darrell M. Dodge